<html lang="en">

<head>
    <meta charset="UTF-8">
    <title>图库片</title>
    <link rel="stylesheet" href="demo17.css">
</head>

<body>
    <h1>图库例子</h1>
    <div class="full-img">
        <img class="images" src="images/pic1.jpg" alt="一个人的眼睛">

        <div class="overlay"></div>

        <button class="dark">黑暗</button>

    </div>
    <div class="thumb-bar"></div>
    <script src="demo17.js"></script>
</body>

</html>